3U V-Rack - Tapped Rails Low Profile Design - sticks out less than 4" from the wall! Open design allows you to install servers, switches, and other network equipment regardless of depth. Designed to mount to the wall, under a desk or any surface to provide a 19" EIA compliant rail system where needed. 19"EIA Tapped rails - Includes 18 10-32 Rack Screws Made in the USA - Limited Lifetime Warranty